package com.day20.ex08;

public class SellTicket implements Runnable{
    private int tickets = 100;
    private Object obj = new Object();
    @Override
    public void run() {
        while (true){
            synchronized (obj){
                if (tickets>0){
                    try{
                        Thread.sleep(100);
                    }catch (InterruptedException e){
                        e.printStackTrace();
                    }
                    System.out.println(Thread.currentThread().getName()+"正在出售第"+tickets+"张票");
                    tickets--;
                }
            }
        }
    }
}
